src/cpu/x86/vm/sharedRuntime_x86_32.cpp

Print this page
rev 6361 : [mq]: 8041934-method_exit

*** 2237,2246 **** --- 2237,2268 ---- __ bind(done); } { + // Normally we do not post method_entry and method_exit events from + // compiled code, only from the interpreter. If method_entry/exit + // events are switched on at runtime, we will deoptimize everything + // (see VM_EnterInterpOnlyMode) on the stack and call method_entry/exit + // from the interpreter. But when we do that, we will not deoptimize + // this native wrapper frame. Thus we have an extra check here to see + // if we are now in interp_only_mode and in that case we do the jvmti + // callback. + Label skip_jvmti_method_exit; + __ cmpb(Address(thread, JavaThread::interp_only_mode_offset()), 0); + __ jccb(Assembler::zero, skip_jvmti_method_exit); + + save_native_result(masm, ret_type, stack_slots); + __ mov_metadata(rax, method()); + __ call_VM_leaf( + CAST_FROM_FN_PTR(address, SharedRuntime::jvmti_method_exit), + thread, rax); + restore_native_result(masm, ret_type, stack_slots); + __ bind(skip_jvmti_method_exit); + } + + { SkipIfEqual skip_if(masm, &DTraceMethodProbes, 0); // Tell dtrace about this method exit save_native_result(masm, ret_type, stack_slots); __ mov_metadata(rax, method()); __ call_VM_leaf(